Exercise machine



FIG. 1 is a front perspective view of a first position of an exercise machine, according to an embodiment of our new design;

FIG. 2 is a front side view thereof;

FIG. 3 is a rear side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a front perspective view of a second position of an exercise machine, according to an embodiment of our new design;

FIG. 9 is a front side view thereof;

FIG. 10 is a rear side view thereof;

FIG. 11 is a left side view thereof;

FIG. 12 is a right side view thereof;

FIG. 13 is a top plan view thereof; and,

FIG. 14 is a bottom plan view thereof.

The broken lines shown in the drawings are for purposes of illustrating portions of the exercise machine that form no part of the claimed design. 

CLAIM The ornamental design for an exercise machine, as shown and described. 